cnn reports from bridgeport, connecticut, which is holding the biggest gun buy-back in its ift. r >> reporter: william porter said he's done with guns. the elementary school shooting in nearby newtown, connecticut, struck a nerve. >> my wife cried. we were out shopping, and we heard it in the store. she cried. you know, it's wrong. >> okay. how are you doing? >> i'm good. >> reporter: porter is turning over his handgun to police in kondz's most populous city, pat of bridgeport's largest gun buy-back ever. with well over $100,000 in private donations, police are taking the weapons no questions asked. >> i know that every gun we take in is one less gun that has the potential to kill our children. >> more than 100 guns have been collected in each of the first two days and are expected to be melted down. with millions more scattered across the u.s., can buy-backs like this one make a dent? >> these guns could have created victims, and we know that if we can reduce the number of weapons that are available through breaking into people's houses and grabbing guns, we are a safer society